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| Q. |
Which of the following is very reactive and kept in kerosene? |
| A. | Sodium |
| B. | Potassium |
| C. | Iodine |
| D. | Bromine |
| Answer» A. Sodium | |
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Explanation: Sodium is a very reactive metal. It reacts vigorously with oxygen and water. A lot of heat is generated in this process. Therefore, it is stored in kerosene to avoid contacts between either atmospheric oxygen or water. |
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